<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
 <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<c:set var="ctx" value="${pageContext.request.contextPath}" />
<script type="text/javascript">
	
	function checkData(){
		var q=document.getElementById("q").value.trim();
		if(q==null || q==""){
			alert("请输入您要查询的关键字！");
			return false;
		}else{
			return true;
		}
	}

</script>
<div class="row">
		<div class="col-md-12" style="padding-top: 10px">
			<nav class="navbar navbar-default">
			  <div class="container-fluid">
			    <!-- Brand and toggle get grouped for better mobile display -->
			    <div class="navbar-header">
			      <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
			        <span class="sr-only">Toggle navigation</span>
			        <span class="icon-bar"></span>
			        <span class="icon-bar"></span>
			        <span class="icon-bar"></span>
			      </button>
			      <a class="navbar-brand" href="${ctx}/index.html"><font color="black"><strong>首页</strong></font></a>
			    </div>
			
			    <!-- Collect the nav links, forms, and other content for toggling -->
			    <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
			      <ul class="nav navbar-nav">
			      <c:forEach var="nav" items="${navList}">
			        <li><a href="${ctx}/${nav.navPageCode}.html"><font color="${nav.navColor}"><strong>${nav.navName}</strong></font></a></li>
			      </c:forEach>			  		      
			      </ul>
			      <form action="${ctx}/blog/q.html" class="navbar-form navbar-right" role="search" method="post" onsubmit="return checkData()">
			        <div class="form-group">
			          <input type="text" id="q" name="q" value="${q }" class="form-control" placeholder="请输入要查询的关键字...">
			        </div>
			        <button type="submit" class="btn btn-default" >搜索</button>
			      </form>
			    </div><!-- /.navbar-collapse -->
			  </div><!-- /.container-fluid -->
			</nav>
		</div>
	</div>